Portable restroom



FIG. 1 is a perspective view from the top front and one side showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevation view, side opposite that shown in FIG. 1 thereof;

FIG. 5 is a rear elevational view, side opposite that shown in FIG. 4 thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a portable restroom, substantially as shown and described. 